Home / 155,556.92-232,899.60-84,223.46

Finding the Fourth Proportional to 155,556.92, 232,899.60 and 84,223.46

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Solution

The fourth proportional to 155,556.92, 232,899.60 and 84,223.46 is: 126,099.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,556.92 : 232,899.60 = 84,223.46 : x
  2. Step 2: Convert to fraction form
    155,556.92/232,899.60 = 84,223.46/x
  3. Step 3: Cross multiply
    155,556.92x = 232,899.60 × 84,223.46
  4. Step 4: Simplify right side
    155,556.92x = 19,615,610,144.62
  5. Step 5: Solve for x
    x = 19,615,610,144.62/155,556.92
  6. Step 6: Final answer
    x = 126,099.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.